1940418

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 4530240

約数和(自身を除く): 2589822

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 109, 129, 138, 207, 218, 258, 327, 387, 414, 654, 774, 981, 989, 1962, 1978, 2507, 2967, 4687, 5014, 5934, 7521, 8901, 9374, 14061, 15042, 17802, 22563, 28122, 42183, 45126, 84366, 107801, 215602, 323403, 646806, 970209, 1940418]

約数ペア:

[(1, 1940418), (2, 970209), (3, 646806), (6, 323403), (9, 215602), (18, 107801), (23, 84366), (43, 45126), (46, 42183), (69, 28122), (86, 22563), (109, 17802), (129, 15042), (138, 14061), (207, 9374), (218, 8901), (258, 7521), (327, 5934), (387, 5014), (414, 4687), (654, 2967), (774, 2507), (981, 1978), (989, 1962)]